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Making rough Makefile
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/Debug/
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/Release/
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/Hexfile/
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/Objects/
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/**
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******************************************************************************
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||||
* @file stm32f1xx_hal_timebase_rtc_alarm_template.c
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||||
* @author MCD Application Team
|
||||
* @version V1.1.1
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* @date 12-May-2017
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||||
* @brief HAL time base based on the hardware RTC_ALARM.
|
||||
*
|
||||
* This file override the native HAL time base functions (defined as weak)
|
||||
* to use the RTC ALARM for time base generation:
|
||||
* + Intializes the RTC peripheral to increment the seconds registers each 1ms
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||||
* + The alarm is configured to assert an interrupt when the RTC reaches 1ms
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||||
* + HAL_IncTick is called at each Alarm event and the time is reset to 00:00:00
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* + HSE (default), LSE or LSI can be selected as RTC clock source
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||||
@verbatim
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||||
==============================================================================
|
||||
##### How to use this driver #####
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||||
==============================================================================
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||||
[..]
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||||
This file must be copied to the application folder and modified as follows:
|
||||
(#) Rename it to 'stm32f1xx_hal_timebase_rtc_alarm.c'
|
||||
(#) Add this file and the RTC HAL drivers to your project and uncomment
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||||
HAL_RTC_MODULE_ENABLED define in stm32f1xx_hal_conf.h
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||||
|
||||
[..]
|
||||
(@) HAL RTC alarm and HAL RTC wakeup drivers can<61>t be used with low power modes:
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||||
The wake up capability of the RTC may be intrusive in case of prior low power mode
|
||||
configuration requiring different wake up sources.
|
||||
Application/Example behavior is no more guaranteed
|
||||
(@) The stm32f1xx_hal_timebase_tim use is recommended for the Applications/Examples
|
||||
requiring low power modes
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||||
|
||||
@endverbatim
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without modification,
|
||||
* are permitted provided that the following conditions are met:
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of STMicroelectronics nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
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||||
#include "stm32f1xx_hal.h"
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||||
/** @addtogroup STM32F1xx_HAL_Driver
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||||
* @{
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||||
*/
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||||
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||||
/** @defgroup HAL_TimeBase_RTC_Alarm_Template HAL TimeBase RTC Alarm Template
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||||
* @{
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||||
*/
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||||
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||||
/* Private typedef -----------------------------------------------------------*/
|
||||
/* Private define ------------------------------------------------------------*/
|
||||
|
||||
/* Uncomment the line below to select the appropriate RTC Clock source for your application:
|
||||
+ RTC_CLOCK_SOURCE_HSE: can be selected for applications requiring timing precision.
|
||||
+ RTC_CLOCK_SOURCE_LSE: can be selected for applications with low constraint on timing
|
||||
precision.
|
||||
+ RTC_CLOCK_SOURCE_LSI: can be selected for applications with low constraint on timing
|
||||
precision.
|
||||
*/
|
||||
#define RTC_CLOCK_SOURCE_HSE
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||||
/* #define RTC_CLOCK_SOURCE_LSE */
|
||||
/* #define RTC_CLOCK_SOURCE_LSI */
|
||||
|
||||
/* Private macro -------------------------------------------------------------*/
|
||||
/* Private variables ---------------------------------------------------------*/
|
||||
RTC_HandleTypeDef hRTC_Handle;
|
||||
/* Private function prototypes -----------------------------------------------*/
|
||||
void RTC_Alarm_IRQHandler(void);
|
||||
/* Private functions ---------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* @brief This function configures the RTC_ALARMA as a time base source.
|
||||
* The time source is configured to have 1ms time base with a dedicated
|
||||
* Tick interrupt priority.
|
||||
* @note This function is called automatically at the beginning of program after
|
||||
* reset by HAL_Init() or at any time when clock is configured, by HAL_RCC_ClockConfig().
|
||||
* @param TickPriority: Tick interrupt priority.
|
||||
* @retval HAL status
|
||||
*/
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||||
HAL_StatusTypeDef HAL_InitTick (uint32_t TickPriority)
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||||
{
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||||
__IO uint32_t counter = 0U;
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||||
|
||||
RCC_OscInitTypeDef RCC_OscInitStruct;
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||||
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
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||||
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#ifdef RTC_CLOCK_SOURCE_LSE
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||||
/* Configue LSE as RTC clock soucre */
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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||||
RCC_OscInitStruct.LSEState = RCC_LSE_ON;
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||||
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
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#elif defined (RTC_CLOCK_SOURCE_LSI)
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||||
/* Configue LSI as RTC clock soucre */
|
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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||||
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
|
||||
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
|
||||
#elif defined (RTC_CLOCK_SOURCE_HSE)
|
||||
/* Configue HSE as RTC clock soucre */
|
||||
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
|
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
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||||
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
|
||||
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_HSE_DIV128;
|
||||
#else
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||||
#error Please select the RTC Clock source
|
||||
#endif /* RTC_CLOCK_SOURCE_LSE */
|
||||
|
||||
if(HAL_RCC_OscConfig(&RCC_OscInitStruct) == HAL_OK)
|
||||
{
|
||||
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
|
||||
if(HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) == HAL_OK)
|
||||
{
|
||||
/* Enable RTC Clock */
|
||||
__HAL_RCC_RTC_ENABLE();
|
||||
|
||||
hRTC_Handle.Instance = RTC;
|
||||
/* Configure RTC time base to 10Khz */
|
||||
hRTC_Handle.Init.AsynchPrediv = (HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_RTC) / 10000) - 1;
|
||||
hRTC_Handle.Init.OutPut = RTC_OUTPUTSOURCE_NONE;
|
||||
HAL_RTC_Init(&hRTC_Handle);
|
||||
|
||||
/* Disable the write protection for RTC registers */
|
||||
__HAL_RTC_WRITEPROTECTION_DISABLE(&hRTC_Handle);
|
||||
|
||||
/* Clear flag alarm A */
|
||||
__HAL_RTC_ALARM_CLEAR_FLAG(&hRTC_Handle, RTC_FLAG_ALRAF);
|
||||
|
||||
counter = 0U;
|
||||
/* Wait till RTC ALRAF flag is set and if Time out is reached exit */
|
||||
while(__HAL_RTC_ALARM_GET_FLAG(&hRTC_Handle, RTC_FLAG_ALRAF) != RESET)
|
||||
{
|
||||
if(counter++ == SystemCoreClock /48U) /* Timeout = ~ 1s */
|
||||
{
|
||||
return HAL_ERROR;
|
||||
}
|
||||
}
|
||||
|
||||
/* Set RTC COUNTER MSB word */
|
||||
hRTC_Handle.Instance->ALRH = 0x00U;
|
||||
/* Set RTC COUNTER LSB word */
|
||||
hRTC_Handle.Instance->ALRL = 0x09U;
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||||
|
||||
/* RTC Alarm Interrupt Configuration: EXTI configuration */
|
||||
__HAL_RTC_ALARM_EXTI_ENABLE_IT();
|
||||
__HAL_RTC_ALARM_EXTI_ENABLE_RISING_EDGE();
|
||||
|
||||
/* Clear Second and overflow flags */
|
||||
CLEAR_BIT(hRTC_Handle.Instance->CRL, (RTC_FLAG_SEC | RTC_FLAG_OW));
|
||||
|
||||
/* Set RTC COUNTER MSB word */
|
||||
hRTC_Handle.Instance->CNTH = 0x00U;
|
||||
/* Set RTC COUNTER LSB word */
|
||||
hRTC_Handle.Instance->CNTL = 0x00U;
|
||||
|
||||
/* Configure the Alarm interrupt */
|
||||
__HAL_RTC_ALARM_ENABLE_IT(&hRTC_Handle, RTC_IT_ALRA);
|
||||
|
||||
/* Enable the write protection for RTC registers */
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||||
__HAL_RTC_WRITEPROTECTION_ENABLE(&hRTC_Handle);
|
||||
|
||||
/* Wait till RTC is in INIT state and if Time out is reached exit */
|
||||
counter = 0U;
|
||||
while((hRTC_Handle.Instance->CRL & RTC_CRL_RTOFF) == (uint32_t)RESET)
|
||||
{
|
||||
if(counter++ == SystemCoreClock /48U) /* Timeout = ~ 1s */
|
||||
{
|
||||
return HAL_ERROR;
|
||||
}
|
||||
}
|
||||
|
||||
HAL_NVIC_SetPriority(RTC_Alarm_IRQn, TickPriority, 0U);
|
||||
HAL_NVIC_EnableIRQ(RTC_Alarm_IRQn);
|
||||
return HAL_OK;
|
||||
}
|
||||
}
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||||
return HAL_ERROR;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Suspend Tick increment.
|
||||
* @note Disable the tick increment by disabling RTC ALARM interrupt.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void HAL_SuspendTick(void)
|
||||
{
|
||||
/* Disable RTC ALARM update Interrupt */
|
||||
__HAL_RTC_ALARM_DISABLE_IT(&hRTC_Handle, RTC_IT_ALRA);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Resume Tick increment.
|
||||
* @note Enable the tick increment by Enabling RTC ALARM interrupt.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
void HAL_ResumeTick(void)
|
||||
{
|
||||
__IO uint32_t counter = 0U;
|
||||
|
||||
/* Disable the write protection for RTC registers */
|
||||
__HAL_RTC_WRITEPROTECTION_DISABLE(&hRTC_Handle);
|
||||
|
||||
/* Set RTC COUNTER MSB word */
|
||||
hRTC_Handle.Instance->CNTH = 0x00U;
|
||||
/* Set RTC COUNTER LSB word */
|
||||
hRTC_Handle.Instance->CNTL = 0x00U;
|
||||
|
||||
/* Clear Second and overflow flags */
|
||||
CLEAR_BIT(hRTC_Handle.Instance->CRL, (RTC_FLAG_SEC | RTC_FLAG_OW | RTC_FLAG_ALRAF));
|
||||
|
||||
/* Enable RTC ALARM Update interrupt */
|
||||
__HAL_RTC_ALARM_ENABLE_IT(&hRTC_Handle, RTC_IT_ALRA);
|
||||
|
||||
/* Enable the write protection for RTC registers */
|
||||
__HAL_RTC_WRITEPROTECTION_ENABLE(&hRTC_Handle);
|
||||
|
||||
/* Wait till RTC is in INIT state and if Time out is reached exit */
|
||||
while((hRTC_Handle.Instance->CRL & RTC_CRL_RTOFF) == (uint32_t)RESET)
|
||||
{
|
||||
if(counter++ == SystemCoreClock /48U) /* Timeout = ~ 1s */
|
||||
{
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief ALARM A Event Callback in non blocking mode
|
||||
* @note This function is called when RTC_ALARM interrupt took place, inside
|
||||
* RTC_ALARM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
|
||||
* a global variable "uwTick" used as application time base.
|
||||
* @param hrtc : RTC handle
|
||||
* @retval None
|
||||
*/
|
||||
void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc)
|
||||
{
|
||||
__IO uint32_t counter = 0U;
|
||||
|
||||
HAL_IncTick();
|
||||
|
||||
__HAL_RTC_WRITEPROTECTION_DISABLE(hrtc);
|
||||
|
||||
/* Set RTC COUNTER MSB word */
|
||||
WRITE_REG(hrtc->Instance->CNTH, 0x00U);
|
||||
/* Set RTC COUNTER LSB word */
|
||||
WRITE_REG(hrtc->Instance->CNTL, 0x00U);
|
||||
|
||||
/* Clear Second and overflow flags */
|
||||
CLEAR_BIT(hrtc->Instance->CRL, (RTC_FLAG_SEC | RTC_FLAG_OW));
|
||||
|
||||
/* Enable the write protection for RTC registers */
|
||||
__HAL_RTC_WRITEPROTECTION_ENABLE(hrtc);
|
||||
|
||||
/* Wait till RTC is in INIT state and if Time out is reached exit */
|
||||
while((hrtc->Instance->CRL & RTC_CRL_RTOFF) == (uint32_t)RESET)
|
||||
{
|
||||
if(counter++ == SystemCoreClock /48U) /* Timeout = ~ 1s */
|
||||
{
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles RTC ALARM interrupt request.
|
||||
* @retval None
|
||||
*/
|
||||
void RTC_Alarm_IRQHandler(void)
|
||||
{
|
||||
HAL_RTC_AlarmIRQHandler(&hRTC_Handle);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
||||
@@ -1,184 +0,0 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file stm32f1xx_hal_timebase_tim_template.c
|
||||
* @author MCD Application Team
|
||||
* @version V1.1.1
|
||||
* @date 12-May-2017
|
||||
* @brief HAL time base based on the hardware TIM Template.
|
||||
*
|
||||
* This file overrides the native HAL time base functions (defined as weak)
|
||||
* the TIM time base:
|
||||
* + Intializes the TIM peripheral generate a Period elapsed Event each 1ms
|
||||
* + HAL_IncTick is called inside HAL_TIM_PeriodElapsedCallback ie each 1ms
|
||||
*
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without modification,
|
||||
* are permitted provided that the following conditions are met:
|
||||
* 1. Redistributions of source code must retain the above copyright notice,
|
||||
* this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
||||
* and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of STMicroelectronics nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "stm32f1xx_hal.h"
|
||||
|
||||
/** @addtogroup STM32F1xx_HAL_Driver
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @addtogroup HAL_TimeBase_TIM
|
||||
* @{
|
||||
*/
|
||||
|
||||
/* Private typedef -----------------------------------------------------------*/
|
||||
/* Private define ------------------------------------------------------------*/
|
||||
/* Private macro -------------------------------------------------------------*/
|
||||
/* Private variables ---------------------------------------------------------*/
|
||||
TIM_HandleTypeDef TimHandle;
|
||||
/* Private function prototypes -----------------------------------------------*/
|
||||
void TIM2_IRQHandler(void);
|
||||
/* Private functions ---------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* @brief This function configures the TIM2 as a time base source.
|
||||
* The time source is configured to have 1ms time base with a dedicated
|
||||
* Tick interrupt priority.
|
||||
* @note This function is called automatically at the beginning of program after
|
||||
* reset by HAL_Init() or at any time when clock is configured, by HAL_RCC_ClockConfig().
|
||||
* @param TickPriority: Tick interrupt priority.
|
||||
* @retval HAL status
|
||||
*/
|
||||
HAL_StatusTypeDef HAL_InitTick (uint32_t TickPriority)
|
||||
{
|
||||
RCC_ClkInitTypeDef clkconfig;
|
||||
uint32_t uwTimclock, uwAPB1Prescaler = 0U;
|
||||
uint32_t uwPrescalerValue = 0U;
|
||||
uint32_t pFLatency;
|
||||
|
||||
/*Configure the TIM2 IRQ priority */
|
||||
HAL_NVIC_SetPriority(TIM2_IRQn, TickPriority ,0U);
|
||||
|
||||
/* Enable the TIM2 global Interrupt */
|
||||
HAL_NVIC_EnableIRQ(TIM2_IRQn);
|
||||
|
||||
/* Enable TIM2 clock */
|
||||
__HAL_RCC_TIM2_CLK_ENABLE();
|
||||
|
||||
/* Get clock configuration */
|
||||
HAL_RCC_GetClockConfig(&clkconfig, &pFLatency);
|
||||
|
||||
/* Get APB1 prescaler */
|
||||
uwAPB1Prescaler = clkconfig.APB1CLKDivider;
|
||||
|
||||
/* Compute TIM2 clock */
|
||||
if (uwAPB1Prescaler == RCC_HCLK_DIV1)
|
||||
{
|
||||
uwTimclock = HAL_RCC_GetPCLK1Freq();
|
||||
}
|
||||
else
|
||||
{
|
||||
uwTimclock = 2*HAL_RCC_GetPCLK1Freq();
|
||||
}
|
||||
|
||||
/* Compute the prescaler value to have TIM2 counter clock equal to 1MHz */
|
||||
uwPrescalerValue = (uint32_t) ((uwTimclock / 1000000U) - 1U);
|
||||
|
||||
/* Initialize TIM2 */
|
||||
TimHandle.Instance = TIM2;
|
||||
|
||||
/* Initialize TIMx peripheral as follow:
|
||||
+ Period = [(TIM2CLK/1000) - 1]. to have a (1/1000) s time base.
|
||||
+ Prescaler = (uwTimclock/1000000 - 1) to have a 1MHz counter clock.
|
||||
+ ClockDivision = 0
|
||||
+ Counter direction = Up
|
||||
*/
|
||||
TimHandle.Init.Period = (1000000U / 1000U) - 1U;
|
||||
TimHandle.Init.Prescaler = uwPrescalerValue;
|
||||
TimHandle.Init.ClockDivision = 0U;
|
||||
TimHandle.Init.CounterMode = TIM_COUNTERMODE_UP;
|
||||
TimHandle.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE;
|
||||
if(HAL_TIM_Base_Init(&TimHandle) == HAL_OK)
|
||||
{
|
||||
/* Start the TIM time Base generation in interrupt mode */
|
||||
return HAL_TIM_Base_Start_IT(&TimHandle);
|
||||
}
|
||||
|
||||
/* Return function status */
|
||||
return HAL_ERROR;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Suspend Tick increment.
|
||||
* @note Disable the tick increment by disabling TIM2 update interrupt.
|
||||
* @retval None
|
||||
*/
|
||||
void HAL_SuspendTick(void)
|
||||
{
|
||||
/* Disable TIM2 update Interrupt */
|
||||
__HAL_TIM_DISABLE_IT(&TimHandle, TIM_IT_UPDATE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Resume Tick increment.
|
||||
* @note Enable the tick increment by Enabling TIM2 update interrupt.
|
||||
* @retval None
|
||||
*/
|
||||
void HAL_ResumeTick(void)
|
||||
{
|
||||
/* Enable TIM2 Update interrupt */
|
||||
__HAL_TIM_ENABLE_IT(&TimHandle, TIM_IT_UPDATE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Period elapsed callback in non blocking mode
|
||||
* @note This function is called when TIM2 interrupt took place, inside
|
||||
* HAL_TIM_IRQHandler(). It makes a direct call to HAL_IncTick() to increment
|
||||
* a global variable "uwTick" used as application time base.
|
||||
* @param htim : TIM handle
|
||||
* @retval None
|
||||
*/
|
||||
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
|
||||
{
|
||||
HAL_IncTick();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles TIM interrupt request.
|
||||
* @retval None
|
||||
*/
|
||||
void TIM2_IRQHandler(void)
|
||||
{
|
||||
HAL_TIM_IRQHandler(&TimHandle);
|
||||
}
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
||||
219
workspace/TS100/Makefile
Normal file
219
workspace/TS100/Makefile
Normal file
@@ -0,0 +1,219 @@
|
||||
# Discover the source files to build
|
||||
SOURCE := $(shell find . -type f -name '*.c')
|
||||
SOURCE_CPP := $(shell find . -type f -name '*.cpp')
|
||||
S_SRCS := $(shell find . -type f -name '*.s')
|
||||
|
||||
APP_INC_DIR = ./inc
|
||||
CMSIS_DEVICE_INC_DIR = ./CMSIS/device
|
||||
CMSIS_CORE_INC_DIR = ./CMSIS/core
|
||||
HAL_INC_DIR = ./HAL_Driver/Inc
|
||||
FRTOS_CMIS_INC_DIR = ./Middlewares/Third_Party/FreeRTOS/Source/CMSIS_RTOS
|
||||
FRTOS_INC_DIR = ./Middlewares/Third_Party/FreeRTOS/Source/include
|
||||
FRTOS_GCC_INC_DIR = ./Middlewares/Third_Party/FreeRTOS/Source/portable/GCC/ARM_CM3
|
||||
|
||||
INCLUDES = -I$(APP_INC_DIR) \
|
||||
-I$(CMSIS_DEVICE_INC_DIR)\
|
||||
-I$(CMSIS_CORE_INC_DIR) \
|
||||
-I$(HAL_INC_DIR) \
|
||||
-I$(FRTOS_CMIS_INC_DIR) \
|
||||
-I$(FRTOS_INC_DIR) \
|
||||
-I$(FRTOS_GCC_INC_DIR)
|
||||
# output folder
|
||||
HEXFILE_DIR=Hexfile
|
||||
|
||||
# temporary objects folder
|
||||
OUTPUT_DIR=Objects
|
||||
|
||||
# code optimisation ------------------------------------------------------------
|
||||
OPTIM=-O2 -finline-small-functions -findirect-inlining -fdiagnostics-color
|
||||
|
||||
|
||||
# global defines ---------------------------------------------------------------
|
||||
# Enable ROM library
|
||||
#GLOBAL_DEFINES=-DTARGET_IS_BLIZZARD_RB1 -DUART_BUFFERED
|
||||
# Without ROM library
|
||||
#GLOBAL_DEFINES=-D DEPRECATED
|
||||
#GLOBAL_DEFINES += -D SIMULATION_BOARD
|
||||
GLOBAL_DEFINES += -D STM32F103T8Ux -D STM32F1 -D STM32 -D USE_HAL_DRIVER -D STM32F103xB -D USE_RTOS_SYSTICK
|
||||
|
||||
# Enable debug code generation
|
||||
DEBUG=-g
|
||||
# Without debug code
|
||||
#DEBUG=
|
||||
|
||||
|
||||
# libs -------------------------------------------------------------------------
|
||||
LIBS=
|
||||
|
||||
# linker script ----------------------------------------------------------------
|
||||
LDSCRIPT=LinkerScript.ld
|
||||
|
||||
# ------------------------------------------------------------------------------
|
||||
COMPILER=gcc
|
||||
# programs ---------------------------------------------------------------------
|
||||
CC=arm-none-eabi-gcc
|
||||
CPP=arm-none-eabi-g++
|
||||
AS=arm-none-eabi-as
|
||||
GCOV=arm-none-eabi-gcov
|
||||
OBJCOPY=arm-none-eabi-objcopy
|
||||
OBJDUMP=arm-none-eabi-objdump
|
||||
SIZE=arm-none-eabi-size
|
||||
SREC=srec_cat
|
||||
SREC_INFO=srec_info
|
||||
|
||||
|
||||
|
||||
|
||||
# linker flags -----------------------------------------------------------------
|
||||
LINKER_FLAGS=-Wl,--gc-sections \
|
||||
-o$(OUT_HEXFILE).elf \
|
||||
-Wl,-Map=$(OUT_HEXFILE).map \
|
||||
-mcpu=cortex-m3 \
|
||||
-mthumb \
|
||||
-mfloat-abi=soft \
|
||||
-lm
|
||||
|
||||
# compiler flags ---------------------------------------------------------------
|
||||
CPUFLAGS=-D GCC_ARMCM3 \
|
||||
-D ARM_MATH_CM3 \
|
||||
-D STM32F10X_MD \
|
||||
-mthumb \
|
||||
-mcpu=cortex-m3 \
|
||||
-mfloat-abi=soft
|
||||
|
||||
|
||||
|
||||
CHECKOPTIONS= -Wall \
|
||||
-Wextra \
|
||||
-Wunused \
|
||||
-Wcomment \
|
||||
-Wtrigraphs \
|
||||
-Wuninitialized \
|
||||
-Wmissing-braces \
|
||||
-Wfloat-equal \
|
||||
-Wunreachable-code \
|
||||
-Wswitch-default \
|
||||
-Wreturn-type \
|
||||
-Wundef \
|
||||
-Wparentheses \
|
||||
-Wnonnull \
|
||||
-Winit-self \
|
||||
-Wmissing-include-dirs \
|
||||
-Wsequence-point \
|
||||
-Wswitch \
|
||||
-Wformat \
|
||||
-Wsign-compare \
|
||||
-Waddress \
|
||||
-Waggregate-return \
|
||||
-Wmissing-field-initializers \
|
||||
-Winline \
|
||||
-Wshadow \
|
||||
-Wno-unused-parameter \
|
||||
-Wdouble-promotion
|
||||
|
||||
|
||||
CHECKOPTIONS_C= -Wbad-function-cast
|
||||
|
||||
|
||||
CXXFLAGS=$(CPUFLAGS) \
|
||||
$(DEBUG) \
|
||||
$(INCLUDES) \
|
||||
$(GLOBAL_DEFINES) \
|
||||
-D${COMPILER} \
|
||||
-MMD \
|
||||
$(CHECKOPTIONS) \
|
||||
-std=c++11 \
|
||||
$(OPTIM) \
|
||||
-fno-common \
|
||||
-ffreestanding \
|
||||
-fno-rtti \
|
||||
-fno-exceptions \
|
||||
-fno-non-call-exceptions \
|
||||
-fno-use-cxa-atexit \
|
||||
-T$(LDSCRIPT)
|
||||
|
||||
|
||||
CFLAGS=$(CPUFLAGS) \
|
||||
$(DEBUG) \
|
||||
$(INCLUDES) \
|
||||
$(CHECKOPTIONS_C) \
|
||||
$(GLOBAL_DEFINES) \
|
||||
-D${COMPILER} \
|
||||
-MMD \
|
||||
-std=gnu99 \
|
||||
$(OPTIM) \
|
||||
-fno-common \
|
||||
-ffreestanding \
|
||||
-T$(LDSCRIPT) \
|
||||
-c
|
||||
|
||||
|
||||
AFLAGS=$(CPUFLAGS) \
|
||||
$(DEBUG) \
|
||||
$(INCLUDES)
|
||||
|
||||
|
||||
ifeq (${COMPILER}, gcc)
|
||||
AFLAGS += -ffunction-sections -fdata-sections
|
||||
CFLAGS += -ffunction-sections -fdata-sections
|
||||
endif
|
||||
|
||||
|
||||
|
||||
OBJS = $(SOURCE:.c=.o)
|
||||
OBJS_CPP = $(SOURCE_CPP:.cpp=.o)
|
||||
OBJS_S = $(S_SRCS:.s=.o)
|
||||
|
||||
|
||||
OUTPUT_EXE=TS100
|
||||
OUT_OBJS=$(addprefix $(OUTPUT_DIR)/,$(OBJS))
|
||||
OUT_OBJS_CPP=$(addprefix $(OUTPUT_DIR)/,$(OBJS_CPP))
|
||||
OUT_OBJS_S=$(addprefix $(OUTPUT_DIR)/,$(OBJS_S))
|
||||
OUT_HEXFILE=$(addprefix $(HEXFILE_DIR)/,$(OUTPUT_EXE))
|
||||
|
||||
all: $(OUT_HEXFILE).hex
|
||||
|
||||
#
|
||||
# The rule to create the target directory
|
||||
#
|
||||
|
||||
# Create hexfile
|
||||
$(OUT_HEXFILE).hex : $(OUT_HEXFILE).elf
|
||||
$(SIZE) -x $(OUT_HEXFILE).elf
|
||||
$(OBJCOPY) $(OUT_HEXFILE).elf -O ihex $(OUT_HEXFILE).hex
|
||||
|
||||
$(OUT_HEXFILE).elf : $(OUT_OBJS) $(OUT_OBJS_CPP) $(OUT_OBJS_S) Makefile $(LDSCRIPT)
|
||||
@test -d $(@D) || mkdir -p $(@D)
|
||||
@echo Linking $(OUTPUT_EXE).elf
|
||||
@$(CPP) $(CXXFLAGS) $(OUT_OBJS) $(OUT_OBJS_CPP) $(OUT_OBJS_S) $(LIBS) $(LINKER_FLAGS)
|
||||
|
||||
$(OUT_OBJS): $(OUTPUT_DIR)/%.o : %.c Makefile
|
||||
@test -d $(@D) || mkdir -p $(@D)
|
||||
@echo Compiling ${<}
|
||||
# @echo $(CFLAGS)
|
||||
@$(CC) -c $(CFLAGS) $< -o $@
|
||||
@$(OBJDUMP) -d -S $@ > $@.lst
|
||||
|
||||
$(OUT_OBJS_CPP): $(OUTPUT_DIR)/%.o : %.cpp Makefile
|
||||
@test -d $(@D) || mkdir -p $(@D)
|
||||
@echo Compiling ${<}
|
||||
@$(CPP) -c $(CXXFLAGS) $< -o $@
|
||||
@$(OBJDUMP) -d -S $@ > $@.lst
|
||||
|
||||
$(OUT_OBJS_S): $(OUTPUT_DIR)/%.o: %.s Makefile
|
||||
@test -d $(@D) || mkdir -p $(@D)
|
||||
@echo 'Building file: $<'
|
||||
@echo 'Invoking: MCU GCC Assembler'
|
||||
@$(AS) -mcpu=cortex-m3 -mthumb -mfloat-abi=soft $(INCLUDES) -g $< -o $@
|
||||
@echo 'Finished building: $<'
|
||||
@echo ' '
|
||||
|
||||
|
||||
clean :
|
||||
rm -Rf $(OUTPUT_DIR)
|
||||
rm -Rf $(HEXFILE_DIR)
|
||||
|
||||
# pull in dependency info for *existing* .o files
|
||||
-include $(OUT_OBJS:.o=.d)
|
||||
-include $(OUT_OBJS_CPP:.o=.d)
|
||||
|
||||
@@ -1,188 +0,0 @@
|
||||
/*
|
||||
FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
|
||||
All rights reserved
|
||||
|
||||
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
|
||||
|
||||
***************************************************************************
|
||||
>>! NOTE: The modification to the GPL is included to allow you to !<<
|
||||
>>! distribute a combined work that includes FreeRTOS without being !<<
|
||||
>>! obliged to provide the source code for proprietary components !<<
|
||||
>>! outside of the FreeRTOS kernel. !<<
|
||||
***************************************************************************
|
||||
|
||||
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
FOR A PARTICULAR PURPOSE. Full license text is available on the following
|
||||
link: http://www.freertos.org/a00114.html
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS provides completely free yet professionally developed, *
|
||||
* robust, strictly quality controlled, supported, and cross *
|
||||
* platform software that is more than just the market leader, it *
|
||||
* is the industry's de facto standard. *
|
||||
* *
|
||||
* Help yourself get started quickly while simultaneously helping *
|
||||
* to support the FreeRTOS project by purchasing a FreeRTOS *
|
||||
* tutorial book, reference manual, or both: *
|
||||
* http://www.FreeRTOS.org/Documentation *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
|
||||
the FAQ page "My application does not run, what could be wrong?". Have you
|
||||
defined configASSERT()?
|
||||
|
||||
http://www.FreeRTOS.org/support - In return for receiving this top quality
|
||||
embedded software for free we request you assist our global community by
|
||||
participating in the support forum.
|
||||
|
||||
http://www.FreeRTOS.org/training - Investing in training allows your team to
|
||||
be as productive as possible as early as possible. Now you can receive
|
||||
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
|
||||
Ltd, and the world's leading authority on the world's leading RTOS.
|
||||
|
||||
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
|
||||
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
|
||||
compatible FAT file system, and our tiny thread aware UDP/IP stack.
|
||||
|
||||
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
|
||||
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
|
||||
|
||||
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
|
||||
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
|
||||
licenses offer ticketed support, indemnification and commercial middleware.
|
||||
|
||||
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
|
||||
engineered and independently SIL3 certified version for use in safety and
|
||||
mission critical applications that require provable dependability.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
* The simplest possible implementation of pvPortMalloc(). Note that this
|
||||
* implementation does NOT allow allocated memory to be freed again.
|
||||
*
|
||||
* See heap_2.c, heap_3.c and heap_4.c for alternative implementations, and the
|
||||
* memory management pages of http://www.FreeRTOS.org for more information.
|
||||
*/
|
||||
#include <stdlib.h>
|
||||
|
||||
/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
|
||||
all the API functions to use the MPU wrappers. That should only be done when
|
||||
task.h is included from an application file. */
|
||||
#define MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
|
||||
#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )
|
||||
#error This file must not be used if configSUPPORT_DYNAMIC_ALLOCATION is 0
|
||||
#endif
|
||||
|
||||
/* A few bytes might be lost to byte aligning the heap start address. */
|
||||
#define configADJUSTED_HEAP_SIZE ( configTOTAL_HEAP_SIZE - portBYTE_ALIGNMENT )
|
||||
|
||||
/* Allocate the memory for the heap. */
|
||||
/* Allocate the memory for the heap. */
|
||||
#if( configAPPLICATION_ALLOCATED_HEAP == 1 )
|
||||
/* The application writer has already defined the array used for the RTOS
|
||||
heap - probably so it can be placed in a special segment or address. */
|
||||
extern uint8_t ucHeap[ configTOTAL_HEAP_SIZE ];
|
||||
#else
|
||||
static uint8_t ucHeap[ configTOTAL_HEAP_SIZE ];
|
||||
#endif /* configAPPLICATION_ALLOCATED_HEAP */
|
||||
|
||||
static size_t xNextFreeByte = ( size_t ) 0;
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void *pvPortMalloc( size_t xWantedSize )
|
||||
{
|
||||
void *pvReturn = NULL;
|
||||
static uint8_t *pucAlignedHeap = NULL;
|
||||
|
||||
/* Ensure that blocks are always aligned to the required number of bytes. */
|
||||
#if( portBYTE_ALIGNMENT != 1 )
|
||||
{
|
||||
if( xWantedSize & portBYTE_ALIGNMENT_MASK )
|
||||
{
|
||||
/* Byte alignment required. */
|
||||
xWantedSize += ( portBYTE_ALIGNMENT - ( xWantedSize & portBYTE_ALIGNMENT_MASK ) );
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
if( pucAlignedHeap == NULL )
|
||||
{
|
||||
/* Ensure the heap starts on a correctly aligned boundary. */
|
||||
pucAlignedHeap = ( uint8_t * ) ( ( ( portPOINTER_SIZE_TYPE ) &ucHeap[ portBYTE_ALIGNMENT ] ) & ( ~( ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) ) );
|
||||
}
|
||||
|
||||
/* Check there is enough room left for the allocation. */
|
||||
if( ( ( xNextFreeByte + xWantedSize ) < configADJUSTED_HEAP_SIZE ) &&
|
||||
( ( xNextFreeByte + xWantedSize ) > xNextFreeByte ) )/* Check for overflow. */
|
||||
{
|
||||
/* Return the next free byte then increment the index past this
|
||||
block. */
|
||||
pvReturn = pucAlignedHeap + xNextFreeByte;
|
||||
xNextFreeByte += xWantedSize;
|
||||
}
|
||||
|
||||
traceMALLOC( pvReturn, xWantedSize );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
|
||||
#if( configUSE_MALLOC_FAILED_HOOK == 1 )
|
||||
{
|
||||
if( pvReturn == NULL )
|
||||
{
|
||||
extern void vApplicationMallocFailedHook( void );
|
||||
vApplicationMallocFailedHook();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return pvReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortFree( void *pv )
|
||||
{
|
||||
/* Memory cannot be freed using this scheme. See heap_2.c, heap_3.c and
|
||||
heap_4.c for alternative implementations, and the memory management pages of
|
||||
http://www.FreeRTOS.org for more information. */
|
||||
( void ) pv;
|
||||
|
||||
/* Force an assert as it is invalid to call this function. */
|
||||
configASSERT( pv == NULL );
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortInitialiseBlocks( void )
|
||||
{
|
||||
/* Only required when static memory is not cleared. */
|
||||
xNextFreeByte = ( size_t ) 0;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
size_t xPortGetFreeHeapSize( void )
|
||||
{
|
||||
return ( configADJUSTED_HEAP_SIZE - xNextFreeByte );
|
||||
}
|
||||
|
||||
|
||||
|
||||
@@ -1,314 +0,0 @@
|
||||
/*
|
||||
FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
|
||||
All rights reserved
|
||||
|
||||
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
|
||||
|
||||
***************************************************************************
|
||||
>>! NOTE: The modification to the GPL is included to allow you to !<<
|
||||
>>! distribute a combined work that includes FreeRTOS without being !<<
|
||||
>>! obliged to provide the source code for proprietary components !<<
|
||||
>>! outside of the FreeRTOS kernel. !<<
|
||||
***************************************************************************
|
||||
|
||||
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
FOR A PARTICULAR PURPOSE. Full license text is available on the following
|
||||
link: http://www.freertos.org/a00114.html
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS provides completely free yet professionally developed, *
|
||||
* robust, strictly quality controlled, supported, and cross *
|
||||
* platform software that is more than just the market leader, it *
|
||||
* is the industry's de facto standard. *
|
||||
* *
|
||||
* Help yourself get started quickly while simultaneously helping *
|
||||
* to support the FreeRTOS project by purchasing a FreeRTOS *
|
||||
* tutorial book, reference manual, or both: *
|
||||
* http://www.FreeRTOS.org/Documentation *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
|
||||
the FAQ page "My application does not run, what could be wrong?". Have you
|
||||
defined configASSERT()?
|
||||
|
||||
http://www.FreeRTOS.org/support - In return for receiving this top quality
|
||||
embedded software for free we request you assist our global community by
|
||||
participating in the support forum.
|
||||
|
||||
http://www.FreeRTOS.org/training - Investing in training allows your team to
|
||||
be as productive as possible as early as possible. Now you can receive
|
||||
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
|
||||
Ltd, and the world's leading authority on the world's leading RTOS.
|
||||
|
||||
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
|
||||
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
|
||||
compatible FAT file system, and our tiny thread aware UDP/IP stack.
|
||||
|
||||
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
|
||||
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
|
||||
|
||||
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
|
||||
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
|
||||
licenses offer ticketed support, indemnification and commercial middleware.
|
||||
|
||||
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
|
||||
engineered and independently SIL3 certified version for use in safety and
|
||||
mission critical applications that require provable dependability.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
*/
|
||||
|
||||
/*
|
||||
* A sample implementation of pvPortMalloc() and vPortFree() that permits
|
||||
* allocated blocks to be freed, but does not combine adjacent free blocks
|
||||
* into a single larger block (and so will fragment memory). See heap_4.c for
|
||||
* an equivalent that does combine adjacent blocks into single larger blocks.
|
||||
*
|
||||
* See heap_1.c, heap_3.c and heap_4.c for alternative implementations, and the
|
||||
* memory management pages of http://www.FreeRTOS.org for more information.
|
||||
*/
|
||||
#include <stdlib.h>
|
||||
|
||||
/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
|
||||
all the API functions to use the MPU wrappers. That should only be done when
|
||||
task.h is included from an application file. */
|
||||
#define MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
|
||||
#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )
|
||||
#error This file must not be used if configSUPPORT_DYNAMIC_ALLOCATION is 0
|
||||
#endif
|
||||
|
||||
/* A few bytes might be lost to byte aligning the heap start address. */
|
||||
#define configADJUSTED_HEAP_SIZE ( configTOTAL_HEAP_SIZE - portBYTE_ALIGNMENT )
|
||||
|
||||
/*
|
||||
* Initialises the heap structures before their first use.
|
||||
*/
|
||||
static void prvHeapInit( void );
|
||||
|
||||
/* Allocate the memory for the heap. */
|
||||
#if( configAPPLICATION_ALLOCATED_HEAP == 1 )
|
||||
/* The application writer has already defined the array used for the RTOS
|
||||
heap - probably so it can be placed in a special segment or address. */
|
||||
extern uint8_t ucHeap[ configTOTAL_HEAP_SIZE ];
|
||||
#else
|
||||
static uint8_t ucHeap[ configTOTAL_HEAP_SIZE ];
|
||||
#endif /* configAPPLICATION_ALLOCATED_HEAP */
|
||||
|
||||
|
||||
/* Define the linked list structure. This is used to link free blocks in order
|
||||
of their size. */
|
||||
typedef struct A_BLOCK_LINK
|
||||
{
|
||||
struct A_BLOCK_LINK *pxNextFreeBlock; /*<< The next free block in the list. */
|
||||
size_t xBlockSize; /*<< The size of the free block. */
|
||||
} BlockLink_t;
|
||||
|
||||
|
||||
static const uint16_t heapSTRUCT_SIZE = ( ( sizeof ( BlockLink_t ) + ( portBYTE_ALIGNMENT - 1 ) ) & ~portBYTE_ALIGNMENT_MASK );
|
||||
#define heapMINIMUM_BLOCK_SIZE ( ( size_t ) ( heapSTRUCT_SIZE * 2 ) )
|
||||
|
||||
/* Create a couple of list links to mark the start and end of the list. */
|
||||
static BlockLink_t xStart, xEnd;
|
||||
|
||||
/* Keeps track of the number of free bytes remaining, but says nothing about
|
||||
fragmentation. */
|
||||
static size_t xFreeBytesRemaining = configADJUSTED_HEAP_SIZE;
|
||||
|
||||
/* STATIC FUNCTIONS ARE DEFINED AS MACROS TO MINIMIZE THE FUNCTION CALL DEPTH. */
|
||||
|
||||
/*
|
||||
* Insert a block into the list of free blocks - which is ordered by size of
|
||||
* the block. Small blocks at the start of the list and large blocks at the end
|
||||
* of the list.
|
||||
*/
|
||||
#define prvInsertBlockIntoFreeList( pxBlockToInsert ) \
|
||||
{ \
|
||||
BlockLink_t *pxIterator; \
|
||||
size_t xBlockSize; \
|
||||
\
|
||||
xBlockSize = pxBlockToInsert->xBlockSize; \
|
||||
\
|
||||
/* Iterate through the list until a block is found that has a larger size */ \
|
||||
/* than the block we are inserting. */ \
|
||||
for( pxIterator = &xStart; pxIterator->pxNextFreeBlock->xBlockSize < xBlockSize; pxIterator = pxIterator->pxNextFreeBlock ) \
|
||||
{ \
|
||||
/* There is nothing to do here - just iterate to the correct position. */ \
|
||||
} \
|
||||
\
|
||||
/* Update the list to include the block being inserted in the correct */ \
|
||||
/* position. */ \
|
||||
pxBlockToInsert->pxNextFreeBlock = pxIterator->pxNextFreeBlock; \
|
||||
pxIterator->pxNextFreeBlock = pxBlockToInsert; \
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void *pvPortMalloc( size_t xWantedSize )
|
||||
{
|
||||
BlockLink_t *pxBlock, *pxPreviousBlock, *pxNewBlockLink;
|
||||
static BaseType_t xHeapHasBeenInitialised = pdFALSE;
|
||||
void *pvReturn = NULL;
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
/* If this is the first call to malloc then the heap will require
|
||||
initialisation to setup the list of free blocks. */
|
||||
if( xHeapHasBeenInitialised == pdFALSE )
|
||||
{
|
||||
prvHeapInit();
|
||||
xHeapHasBeenInitialised = pdTRUE;
|
||||
}
|
||||
|
||||
/* The wanted size is increased so it can contain a BlockLink_t
|
||||
structure in addition to the requested amount of bytes. */
|
||||
if( xWantedSize > 0 )
|
||||
{
|
||||
xWantedSize += heapSTRUCT_SIZE;
|
||||
|
||||
/* Ensure that blocks are always aligned to the required number of bytes. */
|
||||
if( ( xWantedSize & portBYTE_ALIGNMENT_MASK ) != 0 )
|
||||
{
|
||||
/* Byte alignment required. */
|
||||
xWantedSize += ( portBYTE_ALIGNMENT - ( xWantedSize & portBYTE_ALIGNMENT_MASK ) );
|
||||
}
|
||||
}
|
||||
|
||||
if( ( xWantedSize > 0 ) && ( xWantedSize < configADJUSTED_HEAP_SIZE ) )
|
||||
{
|
||||
/* Blocks are stored in byte order - traverse the list from the start
|
||||
(smallest) block until one of adequate size is found. */
|
||||
pxPreviousBlock = &xStart;
|
||||
pxBlock = xStart.pxNextFreeBlock;
|
||||
while( ( pxBlock->xBlockSize < xWantedSize ) && ( pxBlock->pxNextFreeBlock != NULL ) )
|
||||
{
|
||||
pxPreviousBlock = pxBlock;
|
||||
pxBlock = pxBlock->pxNextFreeBlock;
|
||||
}
|
||||
|
||||
/* If we found the end marker then a block of adequate size was not found. */
|
||||
if( pxBlock != &xEnd )
|
||||
{
|
||||
/* Return the memory space - jumping over the BlockLink_t structure
|
||||
at its start. */
|
||||
pvReturn = ( void * ) ( ( ( uint8_t * ) pxPreviousBlock->pxNextFreeBlock ) + heapSTRUCT_SIZE );
|
||||
|
||||
/* This block is being returned for use so must be taken out of the
|
||||
list of free blocks. */
|
||||
pxPreviousBlock->pxNextFreeBlock = pxBlock->pxNextFreeBlock;
|
||||
|
||||
/* If the block is larger than required it can be split into two. */
|
||||
if( ( pxBlock->xBlockSize - xWantedSize ) > heapMINIMUM_BLOCK_SIZE )
|
||||
{
|
||||
/* This block is to be split into two. Create a new block
|
||||
following the number of bytes requested. The void cast is
|
||||
used to prevent byte alignment warnings from the compiler. */
|
||||
pxNewBlockLink = ( void * ) ( ( ( uint8_t * ) pxBlock ) + xWantedSize );
|
||||
|
||||
/* Calculate the sizes of two blocks split from the single
|
||||
block. */
|
||||
pxNewBlockLink->xBlockSize = pxBlock->xBlockSize - xWantedSize;
|
||||
pxBlock->xBlockSize = xWantedSize;
|
||||
|
||||
/* Insert the new block into the list of free blocks. */
|
||||
prvInsertBlockIntoFreeList( ( pxNewBlockLink ) );
|
||||
}
|
||||
|
||||
xFreeBytesRemaining -= pxBlock->xBlockSize;
|
||||
}
|
||||
}
|
||||
|
||||
traceMALLOC( pvReturn, xWantedSize );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
|
||||
#if( configUSE_MALLOC_FAILED_HOOK == 1 )
|
||||
{
|
||||
if( pvReturn == NULL )
|
||||
{
|
||||
extern void vApplicationMallocFailedHook( void );
|
||||
vApplicationMallocFailedHook();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return pvReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortFree( void *pv )
|
||||
{
|
||||
uint8_t *puc = ( uint8_t * ) pv;
|
||||
BlockLink_t *pxLink;
|
||||
|
||||
if( pv != NULL )
|
||||
{
|
||||
/* The memory being freed will have an BlockLink_t structure immediately
|
||||
before it. */
|
||||
puc -= heapSTRUCT_SIZE;
|
||||
|
||||
/* This unexpected casting is to keep some compilers from issuing
|
||||
byte alignment warnings. */
|
||||
pxLink = ( void * ) puc;
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
/* Add this block to the list of free blocks. */
|
||||
prvInsertBlockIntoFreeList( ( ( BlockLink_t * ) pxLink ) );
|
||||
xFreeBytesRemaining += pxLink->xBlockSize;
|
||||
traceFREE( pv, pxLink->xBlockSize );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
}
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
size_t xPortGetFreeHeapSize( void )
|
||||
{
|
||||
return xFreeBytesRemaining;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortInitialiseBlocks( void )
|
||||
{
|
||||
/* This just exists to keep the linker quiet. */
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void prvHeapInit( void )
|
||||
{
|
||||
BlockLink_t *pxFirstFreeBlock;
|
||||
uint8_t *pucAlignedHeap;
|
||||
|
||||
/* Ensure the heap starts on a correctly aligned boundary. */
|
||||
pucAlignedHeap = ( uint8_t * ) ( ( ( portPOINTER_SIZE_TYPE ) &ucHeap[ portBYTE_ALIGNMENT ] ) & ( ~( ( portPOINTER_SIZE_TYPE ) portBYTE_ALIGNMENT_MASK ) ) );
|
||||
|
||||
/* xStart is used to hold a pointer to the first item in the list of free
|
||||
blocks. The void cast is used to prevent compiler warnings. */
|
||||
xStart.pxNextFreeBlock = ( void * ) pucAlignedHeap;
|
||||
xStart.xBlockSize = ( size_t ) 0;
|
||||
|
||||
/* xEnd is used to mark the end of the list of free blocks. */
|
||||
xEnd.xBlockSize = configADJUSTED_HEAP_SIZE;
|
||||
xEnd.pxNextFreeBlock = NULL;
|
||||
|
||||
/* To start with there is a single free block that is sized to take up the
|
||||
entire heap space. */
|
||||
pxFirstFreeBlock = ( void * ) pucAlignedHeap;
|
||||
pxFirstFreeBlock->xBlockSize = configADJUSTED_HEAP_SIZE;
|
||||
pxFirstFreeBlock->pxNextFreeBlock = &xEnd;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
@@ -1,139 +0,0 @@
|
||||
/*
|
||||
FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
|
||||
All rights reserved
|
||||
|
||||
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
|
||||
|
||||
***************************************************************************
|
||||
>>! NOTE: The modification to the GPL is included to allow you to !<<
|
||||
>>! distribute a combined work that includes FreeRTOS without being !<<
|
||||
>>! obliged to provide the source code for proprietary components !<<
|
||||
>>! outside of the FreeRTOS kernel. !<<
|
||||
***************************************************************************
|
||||
|
||||
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
FOR A PARTICULAR PURPOSE. Full license text is available on the following
|
||||
link: http://www.freertos.org/a00114.html
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS provides completely free yet professionally developed, *
|
||||
* robust, strictly quality controlled, supported, and cross *
|
||||
* platform software that is more than just the market leader, it *
|
||||
* is the industry's de facto standard. *
|
||||
* *
|
||||
* Help yourself get started quickly while simultaneously helping *
|
||||
* to support the FreeRTOS project by purchasing a FreeRTOS *
|
||||
* tutorial book, reference manual, or both: *
|
||||
* http://www.FreeRTOS.org/Documentation *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
|
||||
the FAQ page "My application does not run, what could be wrong?". Have you
|
||||
defined configASSERT()?
|
||||
|
||||
http://www.FreeRTOS.org/support - In return for receiving this top quality
|
||||
embedded software for free we request you assist our global community by
|
||||
participating in the support forum.
|
||||
|
||||
http://www.FreeRTOS.org/training - Investing in training allows your team to
|
||||
be as productive as possible as early as possible. Now you can receive
|
||||
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
|
||||
Ltd, and the world's leading authority on the world's leading RTOS.
|
||||
|
||||
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
|
||||
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
|
||||
compatible FAT file system, and our tiny thread aware UDP/IP stack.
|
||||
|
||||
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
|
||||
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
|
||||
|
||||
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
|
||||
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
|
||||
licenses offer ticketed support, indemnification and commercial middleware.
|
||||
|
||||
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
|
||||
engineered and independently SIL3 certified version for use in safety and
|
||||
mission critical applications that require provable dependability.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
*/
|
||||
|
||||
|
||||
/*
|
||||
* Implementation of pvPortMalloc() and vPortFree() that relies on the
|
||||
* compilers own malloc() and free() implementations.
|
||||
*
|
||||
* This file can only be used if the linker is configured to to generate
|
||||
* a heap memory area.
|
||||
*
|
||||
* See heap_1.c, heap_2.c and heap_4.c for alternative implementations, and the
|
||||
* memory management pages of http://www.FreeRTOS.org for more information.
|
||||
*/
|
||||
|
||||
#include <stdlib.h>
|
||||
|
||||
/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
|
||||
all the API functions to use the MPU wrappers. That should only be done when
|
||||
task.h is included from an application file. */
|
||||
#define MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
|
||||
#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )
|
||||
#error This file must not be used if configSUPPORT_DYNAMIC_ALLOCATION is 0
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void *pvPortMalloc( size_t xWantedSize )
|
||||
{
|
||||
void *pvReturn;
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
pvReturn = malloc( xWantedSize );
|
||||
traceMALLOC( pvReturn, xWantedSize );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
|
||||
#if( configUSE_MALLOC_FAILED_HOOK == 1 )
|
||||
{
|
||||
if( pvReturn == NULL )
|
||||
{
|
||||
extern void vApplicationMallocFailedHook( void );
|
||||
vApplicationMallocFailedHook();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return pvReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortFree( void *pv )
|
||||
{
|
||||
if( pv )
|
||||
{
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
free( pv );
|
||||
traceFREE( pv, 0 );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
@@ -1,527 +0,0 @@
|
||||
/*
|
||||
FreeRTOS V9.0.0 - Copyright (C) 2016 Real Time Engineers Ltd.
|
||||
All rights reserved
|
||||
|
||||
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
|
||||
|
||||
This file is part of the FreeRTOS distribution.
|
||||
|
||||
FreeRTOS is free software; you can redistribute it and/or modify it under
|
||||
the terms of the GNU General Public License (version 2) as published by the
|
||||
Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
|
||||
|
||||
***************************************************************************
|
||||
>>! NOTE: The modification to the GPL is included to allow you to !<<
|
||||
>>! distribute a combined work that includes FreeRTOS without being !<<
|
||||
>>! obliged to provide the source code for proprietary components !<<
|
||||
>>! outside of the FreeRTOS kernel. !<<
|
||||
***************************************************************************
|
||||
|
||||
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
FOR A PARTICULAR PURPOSE. Full license text is available on the following
|
||||
link: http://www.freertos.org/a00114.html
|
||||
|
||||
***************************************************************************
|
||||
* *
|
||||
* FreeRTOS provides completely free yet professionally developed, *
|
||||
* robust, strictly quality controlled, supported, and cross *
|
||||
* platform software that is more than just the market leader, it *
|
||||
* is the industry's de facto standard. *
|
||||
* *
|
||||
* Help yourself get started quickly while simultaneously helping *
|
||||
* to support the FreeRTOS project by purchasing a FreeRTOS *
|
||||
* tutorial book, reference manual, or both: *
|
||||
* http://www.FreeRTOS.org/Documentation *
|
||||
* *
|
||||
***************************************************************************
|
||||
|
||||
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
|
||||
the FAQ page "My application does not run, what could be wrong?". Have you
|
||||
defined configASSERT()?
|
||||
|
||||
http://www.FreeRTOS.org/support - In return for receiving this top quality
|
||||
embedded software for free we request you assist our global community by
|
||||
participating in the support forum.
|
||||
|
||||
http://www.FreeRTOS.org/training - Investing in training allows your team to
|
||||
be as productive as possible as early as possible. Now you can receive
|
||||
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
|
||||
Ltd, and the world's leading authority on the world's leading RTOS.
|
||||
|
||||
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
|
||||
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
|
||||
compatible FAT file system, and our tiny thread aware UDP/IP stack.
|
||||
|
||||
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
|
||||
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
|
||||
|
||||
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
|
||||
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
|
||||
licenses offer ticketed support, indemnification and commercial middleware.
|
||||
|
||||
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
|
||||
engineered and independently SIL3 certified version for use in safety and
|
||||
mission critical applications that require provable dependability.
|
||||
|
||||
1 tab == 4 spaces!
|
||||
*/
|
||||
|
||||
/*
|
||||
* A sample implementation of pvPortMalloc() that allows the heap to be defined
|
||||
* across multiple non-contigous blocks and combines (coalescences) adjacent
|
||||
* memory blocks as they are freed.
|
||||
*
|
||||
* See heap_1.c, heap_2.c, heap_3.c and heap_4.c for alternative
|
||||
* implementations, and the memory management pages of http://www.FreeRTOS.org
|
||||
* for more information.
|
||||
*
|
||||
* Usage notes:
|
||||
*
|
||||
* vPortDefineHeapRegions() ***must*** be called before pvPortMalloc().
|
||||
* pvPortMalloc() will be called if any task objects (tasks, queues, event
|
||||
* groups, etc.) are created, therefore vPortDefineHeapRegions() ***must*** be
|
||||
* called before any other objects are defined.
|
||||
*
|
||||
* vPortDefineHeapRegions() takes a single parameter. The parameter is an array
|
||||
* of HeapRegion_t structures. HeapRegion_t is defined in portable.h as
|
||||
*
|
||||
* typedef struct HeapRegion
|
||||
* {
|
||||
* uint8_t *pucStartAddress; << Start address of a block of memory that will be part of the heap.
|
||||
* size_t xSizeInBytes; << Size of the block of memory.
|
||||
* } HeapRegion_t;
|
||||
*
|
||||
* The array is terminated using a NULL zero sized region definition, and the
|
||||
* memory regions defined in the array ***must*** appear in address order from
|
||||
* low address to high address. So the following is a valid example of how
|
||||
* to use the function.
|
||||
*
|
||||
* HeapRegion_t xHeapRegions[] =
|
||||
* {
|
||||
* { ( uint8_t * ) 0x80000000UL, 0x10000 }, << Defines a block of 0x10000 bytes starting at address 0x80000000
|
||||
* { ( uint8_t * ) 0x90000000UL, 0xa0000 }, << Defines a block of 0xa0000 bytes starting at address of 0x90000000
|
||||
* { NULL, 0 } << Terminates the array.
|
||||
* };
|
||||
*
|
||||
* vPortDefineHeapRegions( xHeapRegions ); << Pass the array into vPortDefineHeapRegions().
|
||||
*
|
||||
* Note 0x80000000 is the lower address so appears in the array first.
|
||||
*
|
||||
*/
|
||||
#include <stdlib.h>
|
||||
|
||||
/* Defining MPU_WRAPPERS_INCLUDED_FROM_API_FILE prevents task.h from redefining
|
||||
all the API functions to use the MPU wrappers. That should only be done when
|
||||
task.h is included from an application file. */
|
||||
#define MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#include "FreeRTOS.h"
|
||||
#include "task.h"
|
||||
|
||||
#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE
|
||||
|
||||
#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )
|
||||
#error This file must not be used if configSUPPORT_DYNAMIC_ALLOCATION is 0
|
||||
#endif
|
||||
|
||||
/* Block sizes must not get too small. */
|
||||
#define heapMINIMUM_BLOCK_SIZE ( ( size_t ) ( xHeapStructSize << 1 ) )
|
||||
|
||||
/* Assumes 8bit bytes! */
|
||||
#define heapBITS_PER_BYTE ( ( size_t ) 8 )
|
||||
|
||||
/* Define the linked list structure. This is used to link free blocks in order
|
||||
of their memory address. */
|
||||
typedef struct A_BLOCK_LINK
|
||||
{
|
||||
struct A_BLOCK_LINK *pxNextFreeBlock; /*<< The next free block in the list. */
|
||||
size_t xBlockSize; /*<< The size of the free block. */
|
||||
} BlockLink_t;
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/*
|
||||
* Inserts a block of memory that is being freed into the correct position in
|
||||
* the list of free memory blocks. The block being freed will be merged with
|
||||
* the block in front it and/or the block behind it if the memory blocks are
|
||||
* adjacent to each other.
|
||||
*/
|
||||
static void prvInsertBlockIntoFreeList( BlockLink_t *pxBlockToInsert );
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* The size of the structure placed at the beginning of each allocated memory
|
||||
block must by correctly byte aligned. */
|
||||
static const size_t xHeapStructSize = ( sizeof( BlockLink_t ) + ( ( size_t ) ( portBYTE_ALIGNMENT - 1 ) ) ) & ~( ( size_t ) portBYTE_ALIGNMENT_MASK );
|
||||
|
||||
/* Create a couple of list links to mark the start and end of the list. */
|
||||
static BlockLink_t xStart, *pxEnd = NULL;
|
||||
|
||||
/* Keeps track of the number of free bytes remaining, but says nothing about
|
||||
fragmentation. */
|
||||
static size_t xFreeBytesRemaining = 0U;
|
||||
static size_t xMinimumEverFreeBytesRemaining = 0U;
|
||||
|
||||
/* Gets set to the top bit of an size_t type. When this bit in the xBlockSize
|
||||
member of an BlockLink_t structure is set then the block belongs to the
|
||||
application. When the bit is free the block is still part of the free heap
|
||||
space. */
|
||||
static size_t xBlockAllocatedBit = 0;
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void *pvPortMalloc( size_t xWantedSize )
|
||||
{
|
||||
BlockLink_t *pxBlock, *pxPreviousBlock, *pxNewBlockLink;
|
||||
void *pvReturn = NULL;
|
||||
|
||||
/* The heap must be initialised before the first call to
|
||||
prvPortMalloc(). */
|
||||
configASSERT( pxEnd );
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
/* Check the requested block size is not so large that the top bit is
|
||||
set. The top bit of the block size member of the BlockLink_t structure
|
||||
is used to determine who owns the block - the application or the
|
||||
kernel, so it must be free. */
|
||||
if( ( xWantedSize & xBlockAllocatedBit ) == 0 )
|
||||
{
|
||||
/* The wanted size is increased so it can contain a BlockLink_t
|
||||
structure in addition to the requested amount of bytes. */
|
||||
if( xWantedSize > 0 )
|
||||
{
|
||||
xWantedSize += xHeapStructSize;
|
||||
|
||||
/* Ensure that blocks are always aligned to the required number
|
||||
of bytes. */
|
||||
if( ( xWantedSize & portBYTE_ALIGNMENT_MASK ) != 0x00 )
|
||||
{
|
||||
/* Byte alignment required. */
|
||||
xWantedSize += ( portBYTE_ALIGNMENT - ( xWantedSize & portBYTE_ALIGNMENT_MASK ) );
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
|
||||
if( ( xWantedSize > 0 ) && ( xWantedSize <= xFreeBytesRemaining ) )
|
||||
{
|
||||
/* Traverse the list from the start (lowest address) block until
|
||||
one of adequate size is found. */
|
||||
pxPreviousBlock = &xStart;
|
||||
pxBlock = xStart.pxNextFreeBlock;
|
||||
while( ( pxBlock->xBlockSize < xWantedSize ) && ( pxBlock->pxNextFreeBlock != NULL ) )
|
||||
{
|
||||
pxPreviousBlock = pxBlock;
|
||||
pxBlock = pxBlock->pxNextFreeBlock;
|
||||
}
|
||||
|
||||
/* If the end marker was reached then a block of adequate size
|
||||
was not found. */
|
||||
if( pxBlock != pxEnd )
|
||||
{
|
||||
/* Return the memory space pointed to - jumping over the
|
||||
BlockLink_t structure at its start. */
|
||||
pvReturn = ( void * ) ( ( ( uint8_t * ) pxPreviousBlock->pxNextFreeBlock ) + xHeapStructSize );
|
||||
|
||||
/* This block is being returned for use so must be taken out
|
||||
of the list of free blocks. */
|
||||
pxPreviousBlock->pxNextFreeBlock = pxBlock->pxNextFreeBlock;
|
||||
|
||||
/* If the block is larger than required it can be split into
|
||||
two. */
|
||||
if( ( pxBlock->xBlockSize - xWantedSize ) > heapMINIMUM_BLOCK_SIZE )
|
||||
{
|
||||
/* This block is to be split into two. Create a new
|
||||
block following the number of bytes requested. The void
|
||||
cast is used to prevent byte alignment warnings from the
|
||||
compiler. */
|
||||
pxNewBlockLink = ( void * ) ( ( ( uint8_t * ) pxBlock ) + xWantedSize );
|
||||
|
||||
/* Calculate the sizes of two blocks split from the
|
||||
single block. */
|
||||
pxNewBlockLink->xBlockSize = pxBlock->xBlockSize - xWantedSize;
|
||||
pxBlock->xBlockSize = xWantedSize;
|
||||
|
||||
/* Insert the new block into the list of free blocks. */
|
||||
prvInsertBlockIntoFreeList( ( pxNewBlockLink ) );
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
|
||||
xFreeBytesRemaining -= pxBlock->xBlockSize;
|
||||
|
||||
if( xFreeBytesRemaining < xMinimumEverFreeBytesRemaining )
|
||||
{
|
||||
xMinimumEverFreeBytesRemaining = xFreeBytesRemaining;
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
|
||||
/* The block is being returned - it is allocated and owned
|
||||
by the application and has no "next" block. */
|
||||
pxBlock->xBlockSize |= xBlockAllocatedBit;
|
||||
pxBlock->pxNextFreeBlock = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
|
||||
traceMALLOC( pvReturn, xWantedSize );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
|
||||
#if( configUSE_MALLOC_FAILED_HOOK == 1 )
|
||||
{
|
||||
if( pvReturn == NULL )
|
||||
{
|
||||
extern void vApplicationMallocFailedHook( void );
|
||||
vApplicationMallocFailedHook();
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
return pvReturn;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortFree( void *pv )
|
||||
{
|
||||
uint8_t *puc = ( uint8_t * ) pv;
|
||||
BlockLink_t *pxLink;
|
||||
|
||||
if( pv != NULL )
|
||||
{
|
||||
/* The memory being freed will have an BlockLink_t structure immediately
|
||||
before it. */
|
||||
puc -= xHeapStructSize;
|
||||
|
||||
/* This casting is to keep the compiler from issuing warnings. */
|
||||
pxLink = ( void * ) puc;
|
||||
|
||||
/* Check the block is actually allocated. */
|
||||
configASSERT( ( pxLink->xBlockSize & xBlockAllocatedBit ) != 0 );
|
||||
configASSERT( pxLink->pxNextFreeBlock == NULL );
|
||||
|
||||
if( ( pxLink->xBlockSize & xBlockAllocatedBit ) != 0 )
|
||||
{
|
||||
if( pxLink->pxNextFreeBlock == NULL )
|
||||
{
|
||||
/* The block is being returned to the heap - it is no longer
|
||||
allocated. */
|
||||
pxLink->xBlockSize &= ~xBlockAllocatedBit;
|
||||
|
||||
vTaskSuspendAll();
|
||||
{
|
||||
/* Add this block to the list of free blocks. */
|
||||
xFreeBytesRemaining += pxLink->xBlockSize;
|
||||
traceFREE( pv, pxLink->xBlockSize );
|
||||
prvInsertBlockIntoFreeList( ( ( BlockLink_t * ) pxLink ) );
|
||||
}
|
||||
( void ) xTaskResumeAll();
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
size_t xPortGetFreeHeapSize( void )
|
||||
{
|
||||
return xFreeBytesRemaining;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
size_t xPortGetMinimumEverFreeHeapSize( void )
|
||||
{
|
||||
return xMinimumEverFreeBytesRemaining;
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
static void prvInsertBlockIntoFreeList( BlockLink_t *pxBlockToInsert )
|
||||
{
|
||||
BlockLink_t *pxIterator;
|
||||
uint8_t *puc;
|
||||
|
||||
/* Iterate through the list until a block is found that has a higher address
|
||||
than the block being inserted. */
|
||||
for( pxIterator = &xStart; pxIterator->pxNextFreeBlock < pxBlockToInsert; pxIterator = pxIterator->pxNextFreeBlock )
|
||||
{
|
||||
/* Nothing to do here, just iterate to the right position. */
|
||||
}
|
||||
|
||||
/* Do the block being inserted, and the block it is being inserted after
|
||||
make a contiguous block of memory? */
|
||||
puc = ( uint8_t * ) pxIterator;
|
||||
if( ( puc + pxIterator->xBlockSize ) == ( uint8_t * ) pxBlockToInsert )
|
||||
{
|
||||
pxIterator->xBlockSize += pxBlockToInsert->xBlockSize;
|
||||
pxBlockToInsert = pxIterator;
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
|
||||
/* Do the block being inserted, and the block it is being inserted before
|
||||
make a contiguous block of memory? */
|
||||
puc = ( uint8_t * ) pxBlockToInsert;
|
||||
if( ( puc + pxBlockToInsert->xBlockSize ) == ( uint8_t * ) pxIterator->pxNextFreeBlock )
|
||||
{
|
||||
if( pxIterator->pxNextFreeBlock != pxEnd )
|
||||
{
|
||||
/* Form one big block from the two blocks. */
|
||||
pxBlockToInsert->xBlockSize += pxIterator->pxNextFreeBlock->xBlockSize;
|
||||
pxBlockToInsert->pxNextFreeBlock = pxIterator->pxNextFreeBlock->pxNextFreeBlock;
|
||||
}
|
||||
else
|
||||
{
|
||||
pxBlockToInsert->pxNextFreeBlock = pxEnd;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
pxBlockToInsert->pxNextFreeBlock = pxIterator->pxNextFreeBlock;
|
||||
}
|
||||
|
||||
/* If the block being inserted plugged a gab, so was merged with the block
|
||||
before and the block after, then it's pxNextFreeBlock pointer will have
|
||||
already been set, and should not be set here as that would make it point
|
||||
to itself. */
|
||||
if( pxIterator != pxBlockToInsert )
|
||||
{
|
||||
pxIterator->pxNextFreeBlock = pxBlockToInsert;
|
||||
}
|
||||
else
|
||||
{
|
||||
mtCOVERAGE_TEST_MARKER();
|
||||
}
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
void vPortDefineHeapRegions( const HeapRegion_t * const pxHeapRegions )
|
||||
{
|
||||
BlockLink_t *pxFirstFreeBlockInRegion = NULL, *pxPreviousFreeBlock;
|
||||
size_t xAlignedHeap;
|
||||
size_t xTotalRegionSize, xTotalHeapSize = 0;
|
||||
BaseType_t xDefinedRegions = 0;
|
||||
size_t xAddress;
|
||||
const HeapRegion_t *pxHeapRegion;
|
||||
|
||||
/* Can only call once! */
|
||||
configASSERT( pxEnd == NULL );
|
||||
|
||||
pxHeapRegion = &( pxHeapRegions[ xDefinedRegions ] );
|
||||
|
||||
while( pxHeapRegion->xSizeInBytes > 0 )
|
||||
{
|
||||
xTotalRegionSize = pxHeapRegion->xSizeInBytes;
|
||||
|
||||
/* Ensure the heap region starts on a correctly aligned boundary. */
|
||||
xAddress = ( size_t ) pxHeapRegion->pucStartAddress;
|
||||
if( ( xAddress & portBYTE_ALIGNMENT_MASK ) != 0 )
|
||||
{
|
||||
xAddress += ( portBYTE_ALIGNMENT - 1 );
|
||||
xAddress &= ~portBYTE_ALIGNMENT_MASK;
|
||||
|
||||
/* Adjust the size for the bytes lost to alignment. */
|
||||
xTotalRegionSize -= xAddress - ( size_t ) pxHeapRegion->pucStartAddress;
|
||||
}
|
||||
|
||||
xAlignedHeap = xAddress;
|
||||
|
||||
/* Set xStart if it has not already been set. */
|
||||
if( xDefinedRegions == 0 )
|
||||
{
|
||||
/* xStart is used to hold a pointer to the first item in the list of
|
||||
free blocks. The void cast is used to prevent compiler warnings. */
|
||||
xStart.pxNextFreeBlock = ( BlockLink_t * ) xAlignedHeap;
|
||||
xStart.xBlockSize = ( size_t ) 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Should only get here if one region has already been added to the
|
||||
heap. */
|
||||
configASSERT( pxEnd != NULL );
|
||||
|
||||
/* Check blocks are passed in with increasing start addresses. */
|
||||
configASSERT( xAddress > ( size_t ) pxEnd );
|
||||
}
|
||||
|
||||
/* Remember the location of the end marker in the previous region, if
|
||||
any. */
|
||||
pxPreviousFreeBlock = pxEnd;
|
||||
|
||||
/* pxEnd is used to mark the end of the list of free blocks and is
|
||||
inserted at the end of the region space. */
|
||||
xAddress = xAlignedHeap + xTotalRegionSize;
|
||||
xAddress -= xHeapStructSize;
|
||||
xAddress &= ~portBYTE_ALIGNMENT_MASK;
|
||||
pxEnd = ( BlockLink_t * ) xAddress;
|
||||
pxEnd->xBlockSize = 0;
|
||||
pxEnd->pxNextFreeBlock = NULL;
|
||||
|
||||
/* To start with there is a single free block in this region that is
|
||||
sized to take up the entire heap region minus the space taken by the
|
||||
free block structure. */
|
||||
pxFirstFreeBlockInRegion = ( BlockLink_t * ) xAlignedHeap;
|
||||
pxFirstFreeBlockInRegion->xBlockSize = xAddress - ( size_t ) pxFirstFreeBlockInRegion;
|
||||
pxFirstFreeBlockInRegion->pxNextFreeBlock = pxEnd;
|
||||
|
||||
/* If this is not the first region that makes up the entire heap space
|
||||
then link the previous region to this region. */
|
||||
if( pxPreviousFreeBlock != NULL )
|
||||
{
|
||||
pxPreviousFreeBlock->pxNextFreeBlock = pxFirstFreeBlockInRegion;
|
||||
}
|
||||
|
||||
xTotalHeapSize += pxFirstFreeBlockInRegion->xBlockSize;
|
||||
|
||||
/* Move onto the next HeapRegion_t structure. */
|
||||
xDefinedRegions++;
|
||||
pxHeapRegion = &( pxHeapRegions[ xDefinedRegions ] );
|
||||
}
|
||||
|
||||
xMinimumEverFreeBytesRemaining = xTotalHeapSize;
|
||||
xFreeBytesRemaining = xTotalHeapSize;
|
||||
|
||||
/* Check something was actually defined before it is accessed. */
|
||||
configASSERT( xTotalHeapSize );
|
||||
|
||||
/* Work out the position of the top bit in a size_t variable. */
|
||||
xBlockAllocatedBit = ( ( size_t ) 1 ) << ( ( sizeof( size_t ) * heapBITS_PER_BYTE ) - 1 );
|
||||
}
|
||||
|
||||
@@ -1,48 +1,3 @@
|
||||
/**
|
||||
*****************************************************************************
|
||||
**
|
||||
** File : syscalls.c
|
||||
**
|
||||
** Abstract : System Workbench Minimal System calls file
|
||||
**
|
||||
** For more information about which c-functions
|
||||
** need which of these lowlevel functions
|
||||
** please consult the Newlib libc-manual
|
||||
**
|
||||
** Environment : System Workbench for MCU
|
||||
**
|
||||
** Distribution: The file is distributed <20>as is,<2C> without any warranty
|
||||
** of any kind.
|
||||
**
|
||||
*****************************************************************************
|
||||
**
|
||||
** <h2><center>© COPYRIGHT(c) 2014 Ac6</center></h2>
|
||||
**
|
||||
** Redistribution and use in source and binary forms, with or without modification,
|
||||
** are permitted provided that the following conditions are met:
|
||||
** 1. Redistributions of source code must retain the above copyright notice,
|
||||
** this list of conditions and the following disclaimer.
|
||||
** 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
** this list of conditions and the following disclaimer in the documentation
|
||||
** and/or other materials provided with the distribution.
|
||||
** 3. Neither the name of Ac6 nor the names of its contributors
|
||||
** may be used to endorse or promote products derived from this software
|
||||
** without specific prior written permission.
|
||||
**
|
||||
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
||||
** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
**
|
||||
*****************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes */
|
||||
#include <sys/stat.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
Reference in New Issue
Block a user